/**
 * aget - A substitute for wget, providing more program-friendly interface for
 *        other applications to integrate with.
 *
 * @author  wuxi // wuxi[dot]cn[at]gmail[dot]com
 *
 * @version 0.1
 * @date    Oct, 2008
 * 
 * @version 0.2 
 * @date    Dec, 2008
 */
